Evaporation cover



FIG. 1 is a top plan view of an evaporation cover, showing my newdesign;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top perspective view thereof; and,

FIG. 5 is a cross-sectional view thereof, taken in the direction of thearrows along line 5--5 of FIG. 1.

The ornamental design for an evaporation cover, as shown and described.